McDonald's restaurant crew members have seen it all.
Business Insider spoke with several current and former McDonald's employees about the worst things they've seen on the job.
They shared their horror stories, from early-morning soda runs to oatmeal-throwing drive-thru customers.
McDonald's crew members have a few horror stories to share.
Sometimes, customers can be pretty mean. Other times, things just get weird.
Take, for instance, the time performance artists stormed a Moscow McDonald's in 2007 and threw a cat across the counter.
"The idea, they said, was to help snap the workers out of the dull routine of menial labor," Reuters reported.
Business Insider spoke with several current and former crew members and heard some of their worst, grossest, and strangest stories about working at the fast-food giant.
Here's what they had to say.

McDonald's restaurant crew members have seen it all.
Business Insider spoke with several current and former McDonald's employees about the worst things they've seen on the job.
They shared their horror stories, from early-morning soda runs to oatmeal-throwing drive-thru customers.
McDonald's crew members have a few horror stories to share.
Sometimes, customers can be pretty mean. Other times, things just get weird.
Take, for instance, the time performance artists stormed a Moscow McDonald's in 2007 and threw a cat across the counter.
"The idea, they said, was to help snap the workers out of the dull routine of menial labor," Reuters reported.
Business Insider spoke with several current and former crew members and heard some of their worst, grossest, and strangest stories about working at the fast-food giant.
Here's what they had to say.